a white, crystalline B vitamin, CHClNOS, found in the outer coating of cereal grains, green peas, beans, egg yolk, liver, etc., and also prepared synthetically; vitamin B: a deficiency of this vitamin results in beriberi and certain nervous disorders
Origin of thiamine; from thi- + (vit)amin
A vitamin, C12H17ClN4OS, of the vitamin B complex, found in meat, yeast, and the bran coat of grains, and necessary for carbohydrate metabolism and normal neural activity. Also called vitamin B1.
Origin of thiamineAlteration of thiamin : thi(o)– + (vit)amin.